Sheet 85 Drift, Old Series 1". 1893. Lincolnshire, Yorkshire: Great Grimsby, Mouth of the Humber, Spurn Head. Topography 1824Sheet 85 Drift, Old Series 1". 1893. Lincolnshire, Yorkshire: Great Grimsby, Mouth of the Humber, Spurn Head. Topography 1824, geology 1883, entirely drift., issued 1905, coloured 1908. Hand coloured engraving, 68 x 101cm, flat, library stamp, stencilled sheet no. in upper left corner. Minor marginal tears. Clean, colours bright. 80% sea, legend and index map of relevant 6 scale maps in sea area. Slightly smudged in sea area, soiled along top edge. In